﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Test
{
    public delegate void ChangeHander();
    
    public  class Interesting
    {
        public event ChangeHander change;

        public void Wiggle()
        {
            if (change != null) {
                change();            
            }
        }
    }
}
